[Rust] Make LowLevelIL{Expression,Instruction} implement Copy

Author: bdash

rust/src/low_level_il/expression.rs

@@ -59,6 +59,7 @@ where
         T: FnMut(&LowLevelILExpression<'func, M, F, ValueExpr>) -> VisitorAction;
 }
 
+#[derive(Copy)]
 pub struct LowLevelILExpression<'func, M, F, R>
 where
     M: FunctionMutability,
@@ -72,6 +73,21 @@ where
     pub(crate) _ty: PhantomData<R>,
 }
 
+impl<M, F, R> Clone for LowLevelILExpression<'_, M, F, R>
+where
+    M: FunctionMutability,
+    F: FunctionForm,
+    R: ExpressionResultType,
+{
+    fn clone(&self) -> Self {
+        Self {
+            function: self.function,
+            index: self.index,
+            _ty: PhantomData,
+        }
+    }
+}
+
 impl<'func, M, F, R> LowLevelILExpression<'func, M, F, R>
 where
     M: FunctionMutability,

rust/src/low_level_il/function.rs

@@ -31,7 +31,7 @@ pub struct Mutable;
 #[derive(Copy, Clone, Debug)]
 pub struct Finalized;
 
-pub trait FunctionMutability: 'static + Debug {}
+pub trait FunctionMutability: 'static + Debug + Copy {}
 impl FunctionMutability for Mutable {}
 impl FunctionMutability for Finalized {}
 
@@ -40,7 +40,7 @@ pub struct SSA;
 #[derive(Copy, Clone, Debug)]
 pub struct NonSSA;
 
-pub trait FunctionForm: 'static + Debug {}
+pub trait FunctionForm: 'static + Debug + Copy {}
 impl FunctionForm for SSA {}
 impl FunctionForm for NonSSA {}
 

rust/src/low_level_il/instruction.rs

@@ -65,6 +65,7 @@ where
         T: FnMut(&LowLevelILExpression<'func, M, F, ValueExpr>) -> VisitorAction;
 }
 
+#[derive(Copy, Clone)]
 pub struct LowLevelILInstruction<'func, M, F>
 where
     M: FunctionMutability,